2103342321 has 8 divisors (see below), whose sum is σ = 2808701824. Its totient is φ = 1400105520.

The previous prime is 2103342257. The next prime is 2103342349. The reversal of 2103342321 is 1232433012.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2103342321 - 2⁶ = 2103342257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2103322321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 528361 + ... + 532326.

It is an arithmetic number, because the mean of its divisors is an integer number (351087728).

Almost surely, 2^2103342321 is an apocalyptic number.

It is an amenable number.

2103342321 is a deficient number, since it is larger than the sum of its proper divisors (705359503).

2103342321 is a wasteful number, since it uses less digits than its factorization.

2103342321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1061351.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 2103342321 is about 45862.2101626165. The cubic root of 2103342321 is about 1281.2581868809.

Adding to 2103342321 its reverse (1232433012), we get a palindrome (3335775333).

The spelling of 2103342321 in words is "two billion, one hundred three million, three hundred forty-two thousand, three hundred twenty-one".